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US Patent: 547,571
Apparatus for cutting gear-teeth
Patentee: Herbert C. Warren (exact or similar names) - Hartford, CT USPTO Classifications: 409/40, 409/41 Tool Categories: metalworking machines : gear making machines Assignees: None Manufacturer: Not known to have been produced Witnesses: Frederick J. Doe S. W. Potts	Patent Dates: Applied: Apr. 22, 1895 Granted: Oct. 08, 1895 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin

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